package com.mygodp.utils;

import cn.hutool.core.bean.BeanUtil;
import cn.hutool.core.util.StrUtil;
import com.mygodp.dto.UserDTO;
import com.mygodp.entity.User;


import lombok.extern.slf4j.Slf4j;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.util.Enumeration;
import java.util.Map;
import java.util.concurrent.TimeUnit;

@Slf4j
public class LoginInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
        //1.判断是否需要拦截（ThreadLocal中是否有用户）
        UserDTO userDTO = UserHolder.getUser();
        if(userDTO==null){
           // response.setStatus(401);
            return true;
        }
        //有用户，放行
        return true;
    }

    @Override
    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
        //移除用户 防止泄露
        UserHolder.removeUser();
    }
}
